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G1 Peptides
GHK-CU Pen

Skin & Beauty

GHK-CU Pen

SKU: G1H-GENLUMA

$444

GHK-Cu — Self-Injection Pen (3 Month Supply)

GHK-Cu is a naturally occurring copper-binding tripeptide whose levels decline with age. Researchers study it for stimulating collagen and elastin, improving skin firmness and tone, supporting hair follicles, and signaling tissue remodeling and wound repair. Delivered as a prefilled, click-dose self-injection pen — compounded in a US-licensed pharmacy and shipped cold-chain. Refrigerator-stable; store at 2–8°C. For use under licensed-provider supervision.

Key Benefits

  • Smoother, firmer-looking skin
  • Reduced fine lines and improved tone
  • Thicker, healthier hair growth
  • Visible glow without topicals

Tools & reading

DOSAGE CALCULATORGHK-Cu →

About GHK-CU Pen

GHK-CU Pen contains GHK-Cu, supplied as a prefilled, multi-dose injection pen.

In published research, GHK-Cu has been studied for skin & collagen, wound healing, and hair support. Research interest is not proof of benefit, and individual results vary.

A licensed provider is available to answer questions before you order.

The active ingredient

GHK-Cu

GHK-Cu is a naturally occurring copper-binding tripeptide whose levels decline with age. It is studied for collagen and elastin signalling, wound healing, and hair growth, and is the backbone of G1's GLOW and KLOW blends.

Studied forSkin & collagen · Wound healing · Hair support

How it works
Copper-binding tripeptide; collagen, elastin, and gene-expression signalling
Status
Compounded (Rx)
Half-life
Short (limited data)

What is GHK-Cu? →GHK-Cu dosage calculator →Compare GHK-Cu →

How it is supplied

  • Prefilled and ready to use. There is nothing to mix and no syringe to measure.
  • Multi-dose: you dial the dose your provider prescribes for each injection.
  • Injected subcutaneously, into the fatty layer just under the skin.
  • Storage: Refrigerated (2–8 °C); use within the pharmacy beyond-use date; blue tint is normal.
  • Compounded in US pharmacies, third-party tested, and shipped cold-chain.

How to inject peptides subcutaneously →

Dosing context

  • Published protocols for GHK-Cu describe 1–2 mg per dose. Onset is typically reported at 4–12 weeks.
  • These figures are context from the literature, not instructions. Your provider sets your dose and schedule.

GHK-Cu dosage calculator →

Safety

  • Risks noted in the literature: stinging on injection and transient fatigue.
  • Tell your provider about every medication and condition before starting, and report anything unexpected.
  • Not for use during pregnancy or breastfeeding unless your provider directs otherwise.

Peptide side effects and safety →Who should not use peptides →

How ordering works

  1. Place your order online. A consultation with a licensed provider is available at no charge if you want guidance first.
  2. Your order is prepared and shipped cold-chain to your door.
  3. Questions after it arrives go to our support team or your provider.

Book a free consultation →

Questions

What is in GHK-CU Pen?
GHK-CU Pen contains GHK-Cu. GHK-Cu is a naturally occurring copper-binding tripeptide whose levels decline with age. It is studied for collagen and elastin signalling, wound healing, and hair growth, and is the backbone of G1's GLOW and KLOW blends.
Do I need a prescription for GHK-CU Pen?
A prescription is not required to order GHK-CU Pen. A free consultation with a licensed provider is available if you want guidance.
Do I need to mix the GHK-CU Pen?
No. The pen arrives prefilled. You dial the dose your provider prescribes and inject under the skin.
How should I store GHK-CU Pen?
Refrigerated (2–8 °C); use within the pharmacy beyond-use date; blue tint is normal.
How is GHK-CU Pen shipped?
Orders ship cold-chain, in insulated packaging, so the product stays within its temperature range in transit.

For educational purposes only. These statements have not been evaluated by the FDA. This product is not intended to diagnose, treat, cure, or prevent any disease. Use only under the guidance of a licensed provider.